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Definition of morning glory
morning glory
Plural:morning glories
• noun
1
A climbing vine of the family Convolvulaceae, characterized by heart-shaped leaves and brightly colored, trumpet-shaped flowers that typically unfurl in the morning and close by the afternoon.
Example
"The gardener planted morning glories along the wooden trellis to add a vibrant splash of blue and purple to the patio."
2
Australian A rare meteorological phenomenon consisting of a low-level, solitary roll cloud, most famously observed in the Gulf of Carpentaria region of Northern Australia.
Example
"Glider pilots from around the world travel to Queensland to surf the massive atmospheric wave generated by the morning glory cloud."
Synonyms
View all synonyms for morning gloryUsage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Morning glory. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/morning-glory